脑肿瘤强化程度主要取决于（）。 A.血脑屏障破坏程度 B.肿瘤大小 C.使用离子型还

第二节：完型填空（共20小题，每小题1.5分，满分30分）

A farmer had some young dogs to sell. He painted a sign describing the dogs and began to nail __36__ to a post in his yard. As he was driving the last nail, he __37__ a pull on his coat. He looked __38__ and found a little boy.

“Mister,”he said, “I want to __39__ one of your dogs.”

“Well,”said the farmer, as he __40__ the sweat off his neck,“these dogs come from __41__ parents and cost a good deal of money.”

The boy __42__ his head for a moment. Reaching deep into his pocket, he pulled out a handful of __43__ and held it up to the farmer. “I’ve got thirty-nine cents. Is that __44__ to take a look?”

Then he let out a __45__,“Here, Dolly﹗”he called.

Out from the doghouse ran Dolly __46__ by four little balls of fur. The boy’s eyes danced __47__.

As the dogs made their way to the fence, the boy noticed something else moving __48__ inside the doghouse. Slowly another little ball __49__. This one was even smaller, walking with  __50__ toward the others, doing its best to catch up with them.

“I __51__ that one,”the boy said, pointing to the smallest and __52__ developed dog.

The farmer said,“Son, you don’t want that dog, __53__ he will never be able to run and play with you.”

Hearing that, the boy stepped back, and began rolling up one leg of his __54__.A steel brace(支撑板)appeared running down his leg connecting itself with a __55__ made shoe. He said to the farmer, “You see, I don’t run too well myself, and he will need someone who understands.”

36. A. it            B. them            C. dog              D. dogs

37. A. found         B. felt             C. realized           D. caused

38. A. back          B. forward         C. down             D. up

39. A. raise          B. keep            C. afford            D. buy

40. A. took          B. carried           C. removed          D. moved

41. A. fine           B. special          C. ordinary           D. natural

42. A. fell           B. dropped          C. raised            D. rose

43. A. bills         B. notes             C. change           D. exchange

44. A. right          B. enough           C. nice             D. exact

45. A. breath         B. noise            C. cry              D. whistle

46. A. followed       B. run              C. caught          D. hurried

47. A. with care       B. with delight       C. in surprise        D. in danger

48. A. quickly         B. violently         C. slightly          D. happily

49. A. came           B. went            C. appeared         D. jumped

50. A. upset           B. worry           C. help             D. difficulty

51. A. love           B. like              C. prefer           D. want

52. A. most           B. least             C. much            D. very

53. A. for            B. and              C. though           D. but

54. A. legs           B. arms             C. trousers           D. coats

55. A. especially       B. specially         C. powerfully         D. wonderfully

可行性研究应认真研究确定项目的技术经济措施，以保证项目的可靠性，同时也应否定不可行的项目或方案，以避免投资损失。这体现了可行性研究的()。

A．预见性

B．客观公正性

C．可靠性

D．科学性

场景(二)按水利工程建设程序，某丘陵地区拟建一座进水闸，水闸由闸室和上、下游连接段组成。闸室采用分离式底板，底板厚1.2m，闸底板混凝土用砂的细度模数控制在2.3～3.0之间。下游连接段包括翼墙、护坦、海漫、防冲槽等。闸室建在岩基上，地基需要进行固结灌浆处理。根据施工组织设计安排，基岩采用爆破开挖，炮孔径为50mm，孔深2m。本工程施工采用围堰导流。 根据场景(二)，回答下列问题：

本工程属于立项过程的是（　　）

A．规划阶段

B．项目建议书阶段

C．初步设计阶段

D．施工准备阶段

物质运动最高级的形式是( )。

A．化学运动

B．物理运动

C．生物运动

D．社会运动

发现问题应及时处理，或及时向矿领导汇报。